I thought I understood it but i keep getting this wrong!( i attached a pic)

Question

anonymous · Answer

attachment

radar · Answer

Use a straight edge to join E and F

ganpat · Answer

i guess, 
Part A: 1 step is wrong.. 
Part B: She can draw straight away a line passing through c..
part C: i am not very sure, about ma explanation over here...

radar · Answer

Step 5 is incorrect.

anonymous · Answer

@radar that was what i put (about the straightedge and step 5 inncorrect and my teacher said that was wrong

anonymous · Answer

that is why i am so confused on this

radar · Answer

Sometimes teacher's wrong, they are not infallible (same as I).

radar · Answer

Let me re-read that.  But initially the other steps would appear to work.

anonymous · Answer

this is for corrections on a final. i did the final twice doing the same answer and she kept saying it was wrong so i just need a new answer i guesss

radar · Answer

|dw:1340990405062:dw|  Those steps (previous to step 5)  would locate those two points E and F, that when formed into a line using a straight edge lined up on E and F would pass through C forming 4 90 degree angles.